- A man can swim in still water with a velocity of 4m/s. He crosses a river directly perpendicular to the river when he heads 30° with
the normal to the riverbank. The velocity of the river is:​

What’s #16 asking me and how do i solve it?

Which of the following is the best name for mgcl2

7. see worksheet 1 for values of variables x1, x2 and x3 and answer the following questions: a. for each variable find the mean, median, coefficient of skewness, range and population standard deviation. b. compared to variable x1, how are the mean and median affected by extreme values (outliers) seen in x2 and x3. c. is the median or mean the better measure of location for x2 and x3? explain. d. explain the differences in the magnitudes of the skewness coefficients for the three variables. e. what is the relationship between the range and standard deviation looking across the three variables?